Cheap flights from St. Louis to Sofia from $315

Round-trip
1 adult
Economy
0 bags
From?
To?
Tue 8/16
Tue 8/23

Deals available from 900+ travel sites.

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Flight information for St. Louis to Sofia
(STL to SOF)

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Sofia

Fastest flight time

15h 42m

Direct flights

None

Airports in Sofia

1 airport
The fastest flight from St. Louis to Sofia takes 15h 42m
There are no direct flights from St. Louis to Sofia. Popular non-direct route for this connection is Lambert-St Louis Airport - Sofia Airport.
There is 1 airport near Sofia: Sofia (SOF)

How to get the cheapest flight ticket from St. Louis to Sofia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly from St. Louis to Sofia?

January

The cheapest time of year to fly to Sofia from St. Louis is January. Most expensive is May

What is the cheapest day to depart St. Louis for Sofia?

Thursday

The cheapest day of the week is typically Thursday. The most expensive is typically Saturday

When is the cheapest time to fly from St. Louis to Sofia?

in the evening

St. Louis to Sofia flights are approximately 98% more expensive in the morning than in the evening

What is the cheapest airline that flies to Sofia from St. Louis?

KLM

KLM, Lufthansa, and United Airlines are the most popular carriers operating from St. Louis to Sofia

What is the cheapest St. Louis to Sofia flight route?

Lambert-St Louis - Sofia

Fly from Lambert-St Louis to Sofia for the best St. Louis - Sofia flight prices

How far in advance should you book St. Louis to Sofia flights?

53 days before

The cheapest time to buy a flight from St. Louis to Sofia is approximately 53 days to departure

When you’re planning your trip from St. Louis to Sofia, the most popular airport-to-airport route is Lambert-St Louis Airport to Sofia Airport. In August, $1,016 is typically the cheapest round trip price you’ll find from St. Louis to Sofia which you can find when you fly STL — SOF.

Lambert-St Louis Airport (STL) to Sofia Airport (SOF)$1,016
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Easily compare round-trip flights from St. Louis to Sofia

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Sofia by changing tabs
Air Canada
Sep 20
STL2:00 amLambert-St Louis
28h 35m
2 stops
SOF6:35 amSofia
Oct 25
SOF2:00 amSofia
21h 29m
2 stops
STL11:29 pmLambert-St Louis
Lufthansa
Sep 20
STL4:32 amLambert-St Louis
26h 03m
2 stops
SOF6:35 amSofia
Oct 25
SOF10:05 amSofia
31h 35m
1 stop
STL5:40 pmLambert-St Louis
Multiple Airlines
Aug 31
STL8:59 amLambert-St Louis
41h 36m
3 stops
SOF2:35 amSofia
Sep 17
SOF10:05 amSofia
33h 31m
2 stops
STL7:36 pmLambert-St Louis
United Airlines
Aug 31
STL11:45 amLambert-St Louis
13h 40m
1 stop
SOF1:25 amSofia
Sep 17
SOF10:05 amSofia
39h 05m
2 stops
STL1:10 amLambert-St Louis
Multiple Airlines
Aug 31
STL2:31 amLambert-St Louis
18h 09m
2 stops
SOF8:40 pmSofia
Sep 17
SOF10:05 amSofia
33h 31m
2 stops
STL7:36 pmLambert-St Louis
United Airlines
Aug 31
STL11:45 amLambert-St Louis
22h 40m
1 stop
SOF10:25 amSofia
Sep 17
SOF10:05 amSofia
31h 35m
1 stop
STL5:40 pmLambert-St Louis

Find the cheapest one-way flights from St. Louis to Sofia

If you're looking for one-way flights from St. Louis to Sofia, view some of our deals below provided by Lufthansa
Multiple Airlines
Sep 30
STL5:57 amLambert-St Louis
52h 38m
3 stops
SOF10:35 amSofia
Lufthansa
Sep 30
STL11:45 amLambert-St Louis
13h 40m
1 stop
SOF1:25 amSofia
Multiple Airlines
Sep 30
STL5:57 amLambert-St Louis
26h 28m
2 stops
SOF8:25 amSofia

Search last-minute flights to Sofia from St. Louis

Find and compare round-trip flight prices for your last-minute flight from St. Louis to Sofia
Multiple Airlines
Aug 19
STL2:31 amLambert-St Louis
18h 09m
2 stops
SOF8:40 pmSofia
Aug 29
SOF2:10 amSofia
37h 47m
2 stops
STL3:57 pmLambert-St Louis
Lufthansa
Aug 19
STL11:45 amLambert-St Louis
22h 40m
1 stop
SOF10:25 amSofia
Aug 29
SOF3:20 pmSofia
28h 17m
2 stops
STL7:37 pmLambert-St Louis
Multiple Airlines
Aug 19
STL2:31 amLambert-St Louis
18h 09m
2 stops
SOF8:40 pmSofia
Aug 29
SOF8:55 amSofia
31h 02m
3 stops
STL3:57 pmLambert-St Louis

Best airlines flying from St. Louis to Sofia

Compare and see reviews for airlines that fly from St. Louis to Sofia with momondo
AirlineRatingFree CancellationPrice
KLMPriceFrom $483Free CancellationRating
7.6
7.5

Boarding

7.6

Comfort

8.2

Crew

6.6

Entertainment

7.0

Food

Reviews

Voir avis précédent qui regroupe les deux vols

1 / 10
Search KLM flights
United AirlinesPriceFrom $651Free CancellationRating
7.1
7.5

Boarding

7.0

Comfort

8.0

Crew

6.9

Entertainment

6.4

Food

Reviews

Food wasn't that tasty. The second meal had a Pizza like thing that smelled very bad.

1 / 10
Search United Airlines flights
LufthansaPriceFrom $795Free CancellationRating
7.2
7.4

Boarding

7.3

Comfort

7.8

Crew

6.8

Entertainment

6.8

Food

Reviews

One person doing the entire boarding security, taking photos of passports and such. Unbelievable inefficiency. I will think thrice before I fly with Lufthansa again. 2 hour delay.

1 / 10
Search Lufthansa flights

Lufthansa flights from St. Louis to Sofia

Our best Lufthansa deals on St. Louis to Sofia flight tickets
Lufthansa
Sep 20
STL4:32 amLambert-St Louis
26h 03m
2 stops
SOF6:35 amSofia
Oct 25
SOF10:05 amSofia
31h 35m
1 stop
STL5:40 pmLambert-St Louis
Lufthansa
Aug 19
STL11:45 amLambert-St Louis
22h 40m
1 stop
SOF10:25 amSofia
Aug 29
SOF3:20 pmSofia
28h 17m
2 stops
STL7:37 pmLambert-St Louis

United Airlines flights from St. Louis to Sofia

Our best United Airlines deals on St. Louis to Sofia flight tickets
United Airlines
Aug 31
STL11:45 amLambert-St Louis
13h 40m
1 stop
SOF1:25 amSofia
Sep 17
SOF10:05 amSofia
39h 05m
2 stops
STL1:10 amLambert-St Louis
United Airlines
Aug 31
STL11:45 amLambert-St Louis
22h 40m
1 stop
SOF10:25 amSofia
Sep 17
SOF10:05 amSofia
31h 35m
1 stop
STL5:40 pmLambert-St Louis

  • Are airlines flying from Lambert-St Louis to Sofia offering flexible cancellation due to COVID-19?

    Due to the global impact of COVID-19, some of our airline partners operating flights from Lambert-St Louis to Sofia, such as Lufthansa, United Airlines, and KLM may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.

  • How far is Lambert-St Louis to Sofia by plane?

    A flight from Lambert-St Louis to Sofia will travel around 5441.0 mi. 13h 40m is a normal flight duration for this route.



Alternative routes for St. Louis to Sofia

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Kansas City to Sofia Flights
Fastest flight time17h 30m
Cheapest price$874

Similar St. Louis to Sofia flights

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Flights to other cities in Bulgaria

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Why use momondo?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Sofia. momondo saves you time and could save you money on your trip.

Yes. momondo enables you to select and highlight flights to Sofia from St. Louis with this policy.

Once all potential St. Louis to Sofia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

Price alerts on flights to Sofia from St. Louis are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.